Finding the Fourth Proportional to 11,072,327.70, 16,608,491.55 and 6,289,358.70
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Solution
The fourth proportional to 11,072,327.70, 16,608,491.55 and 6,289,358.70 is: 9,434,038.05
Step by Step Solution
- Step 1: Write the proportion equation
11,072,327.70 : 16,608,491.55 = 6,289,358.70 : x - Step 2: Convert to fraction form
11,072,327.70/16,608,491.55 = 6,289,358.70/x - Step 3: Cross multiply
11,072,327.70x = 16,608,491.55 × 6,289,358.70 - Step 4: Simplify right side
11,072,327.70x = 104,456,760,823,869 - Step 5: Solve for x
x = 104,456,760,823,869/11,072,327.70 - Step 6: Final answer
x = 9,434,038.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.